IIT JEE Practice Question and Answer
8Q: An individual deposited 20% of 25% of 30% of what he had into his account with a bank. If he deposited Rs.750, how much was he having initially with him before depositing ? 1644 05b5cc71ee4d2b4197774f595
5b5cc71ee4d2b4197774f595- 1Rs. 38000false
- 2Rs. 47000false
- 3Rs. 50000true
- 4Rs. 35000false
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Answer : 3. "Rs. 50000"
Explanation :
Answer: C) Rs. 50000 Explanation: Let 'x' be the amount he had in the bank. => 20/100(25/100(30/100(x))) = 750 x = 750 x 8000/120 = Rs. 50000
Q: How long can a beaver hold its breath? 1642 05b5cc61ee4d2b4197774b79d
5b5cc61ee4d2b4197774b79d- 115 mintrue
- 225 minfalse
- 335 minfalse
- 455 minfalse
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Answer : 1. "15 min"
Explanation :
Answer: A) 15 min Explanation: Beavers Can Hold Their Breath for 15 Minutes Underwater. The behavior of beavers means that they need to be able to remain underwater for several minutes at a time.
Q: The cost price of an article is 54% of the marked price. Calculate the gain percent after allowing a discount of 15% ? 1642 05b5cc6d6e4d2b4197774e660
5b5cc6d6e4d2b4197774e660- 151.32 %false
- 249.23 %false
- 348.4 %true
- 446.8 %false
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Answer : 3. "48.4 %"
Explanation :
Answer: C) 48.4 % Explanation: Let marked price = Rs. 100. Then, C.P. = RS. 54, S.P. = Rs. 85Gain % = 31/64 x 100 = 48.4%.
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Answer :
Explanation :
24 S in an IF means 24 Spokes in an Indian Flag.
Q: In general, which is the cause of a land breeze? 1642 05b5cc626e4d2b4197774b846
5b5cc626e4d2b4197774b846- 1Pressurefalse
- 2Heatfalse
- 3Temperaturetrue
- 4None of the abovefalse
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Answer : 3. "Temperature"
Explanation :
Answer: C) Temperature Explanation: The land breeze is a coastal breeze at night blowing from the land to the ocean. It is caused by the difference in the rates of cooling of the land and of the ocean. Once again, the bigger the difference in temperature between the two, the stronger the wind.
Q: Anything that has Mass and takes up Space- 1642 05b5cc6b1e4d2b4197774d31d
5b5cc6b1e4d2b4197774d31d- 1Systemfalse
- 2Mattertrue
- 3Energyfalse
- 4Weightfalse
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Answer : 2. "Matter"
Explanation :
Answer: B) Matter Explanation: Anything that has Mass and takes up Space is called Matter. Matter has some mass and occupies some space. Mass means the amount of matter in an object. Space occupied by an object is called its Volume. The Study of Matter and and how matter changes is called Chemistry.
Q: Who has become world's no.1 Junior Badminton player in 2017 ? 1641 05b5cc75ee4d2b4197774fce3
5b5cc75ee4d2b4197774fce3- 1Chia Hao Leefalse
- 2Lakshya Sentrue
- 3Chirag Senfalse
- 4Karthikey Gulshan Kumarfalse
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Answer : 2. "Lakshya Sen"
Explanation :
Answer: B) Lakshya Sen Explanation: India's Lakshya Sen has become the World No 1 Junior Badminton player. He achieved the distinction in the latest rankings of the Badminton World Federation (BWF). Fifteen-year-old is the first shuttler from Uttarakhand to attain the numero uno spot at the international level. Lakshya, who is considered as the shining future star of Indian badminton, moved ahead of Chia Hao Lee of the Chinese Taipei, to attain the top spot. According to BWF current rankings, Lakshya has 16,903 points in eight tournaments he has played in the season. Chia Hao, who is at the second spot, has 16,091 points.
Q: " Rani ki Vav " an archaeological attraction is located in which of the following states ? 1641 05b5cc6fbe4d2b4197774f0e2
5b5cc6fbe4d2b4197774f0e2- 1Andhra Pradeshfalse
- 2Telanganafalse
- 3Rajasthanfalse
- 4Gujarattrue
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Answer : 4. "Gujarat"
Explanation :
Answer: D) Gujarat Explanation: Rani ki Vav meaning the Queen’s Stepwell is an archaeological site in the state of Gujarat. Beauitfully structured, the site has been included in the list of international heritage sites by UNESCO. With the help of the ambitious project, The Scottish Ten, Rani ki Vav is among the five heritage sites that would be recreated digitally for managment and conservation.

